ASTM E1155M-96(2001)
(Test Method)Standard Test Method for Determining FF Floor Flatness and FL Floor Levelness Numbers [Metric]
Standard Test Method for Determining <i>F<sub>F</sub></i> Floor Flatness and <i>F<sub>L</sub></i> Floor Levelness Numbers [Metric]
SCOPE
1.1 This test method covers a quantitative method of measuring floor surface profiles to obtain estimates of the floor's characteristic FF Flatness and FL Levelness Face Floor Profile Numbers (F-Numbers) using the metric (SI) system of units.
Note 1--This is the metric companion to Test Method E 1155.
1.2 The text of this test method references notes and footnotes that provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of this test method.
1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
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Designation: E 1155M – 96 (Reapproved 2001)
METRIC
Standard Test Method for
Determining F Floor Flatness and F Floor Levelness Numbers
F L
1
[Metric]
This standard is issued under the fixed designation E1155M; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope between all 12-in. reading points separated by 24 in. The
curvature value is the difference between successive elevation
1.1 This test method covers a quantitative method of mea-
differences. The mean and standard deviation of all the
suring floor surface profiles to obtain estimates of the floor’s
curvature values for a given test section are then converted
characteristic F Flatness and F Levelness Face Floor Profile
F L
according to the equations in this test method to get the
Numbers (F-Numbers) using the metric (SI) system of units.
dimensionless F Flatness Number.
F
NOTE 1—This is the metric companion to Test Method E1155.
3.1.3 floor profilometer—a Type I device (see 6.1.1) that
1.2 The text of this test method references notes and produces a continuous record of the elevation of a single point
footnotes that provide explanatory material. These notes and moving along a line on the floor’s surface.
footnotes (excluding those in tables and figures) shall not be 3.1.4 horizontal—level, normal to the direction of gravity.
considered as requirements of this test method. 3.1.5 inclinometer—a Type II device (see 6.1.2) that mea-
1.3 This standard does not purport to address all of the sures the angle between horizontal and the line joining the two
safety concerns, if any, associated with its use. It is the points of contact with the floor’s surface.
responsibility of the user of this standard to establish appro- 3.1.6 level—horizontal, normal to the direction of gravity.
priate safety and health practices and determine the applica- 3.1.6.1 Discussion—For the purposes of this test method,
bility of regulatory limitations prior to use. levelness will be measured by collecting elevation differences
atpointsspaced10ftapartandthatwillbedescribedbythe F
L
2. Referenced Documents
Levelness number (dimensionless).
2.1 ASTM Standards: 3.1.7 longitudinal differential floor profilometer, n—a Type
E1155 Test Method for Determining F Floor Flatness and
II device (see 6.1.2) that produces a continuous record of the
F
2
F Floor Levelness Numbers elevationdifferencebetweentwopointsmovingalongalineon
L
2.2 ACI Standard:
the floor’s surface, which two points remain separated by a
ACI117-90 StandardSpecificationsforTolerancesforCon- fixed distance.
3
crete Construction and Materials
3.1.8 sample measurement line—a sample measurement
line shall consist of any straight line on the test surface along
3. Terminology
which measurements are taken, with the limitations listed in
3.1 Definitions of Terms Specific to This Standard:
7.3.
3.1.1 elevation—height, altitude, vertical location in space.
3.1.9 sign convention—where up is the positive direction;
Elevation measurements are always made parallel to the
down is the negative direction. Consequently, the higher the
direction of gravity.
reading point, the more positive its h value, and the lower the
i
3.1.2 flat—even, plane, homoloidal, free of undulation.
reading point, the more negative its h value. Similarly, the
i
3.1.2.1 Discussion—For the purposes of this test method,
elevationdifferencefromalowpointtoahighpoint(thatis,an
flatness will be measured by calculating curvature value, q,
uphill difference) is positive, while the elevation difference
from a high point to a low point (that is, a downhill difference)
is negative.
1
This test method is under the jurisdiction of ASTM Committee E06 on
3.1.10 test section—a test section consists of any subdivi-
Performance of Buildings and is the direct responsibility of Subcommittee E06.21
sion of the test surface with the limitations listed in 7.2.
on Serviceability.
Current edition approved April 10, 2001. Published May 1996. Originally
3.1.11 test surface—on any one building level, the entire
e1
published as E1155M–87. Last previous edition E1155M–87 .
floor area of interest constitutes the test surface, with the
2
Annual Book of ASTM Standards, Vol 04.11.
3 limitations listed in 7.1.
Available from American Concrete Institute, P.O. Box 19150, Detroit, MI
48219-0150. 3.1.12 vertical—parallel to the direction of gravity.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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E 1155M – 96 (2001)
will necessarily involve a random sampling of the surface, since all of th
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